package cn.tedu._05weibo.controller;

import cn.tedu._05weibo.base.response.JsonResult;
import cn.tedu._05weibo.base.response.StatusCode;
import cn.tedu._05weibo.mapper.UserMapper;
import cn.tedu._05weibo.pojo.dto.UserLoginParam;
import cn.tedu._05weibo.pojo.dto.UserRegParam;
import cn.tedu._05weibo.pojo.entity.User;
import cn.tedu._05weibo.pojo.vo.UserVO;
import com.github.xiaoymin.knife4j.annotations.ApiOperationSupport;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiModelProperty;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import springfox.documentation.annotations.ApiIgnore;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.Date;

@Slf4j
@RestController
@RequestMapping("/v1/user/")
@Api(tags = "01.用户模块")
public class UserController {
    @Autowired
    private UserMapper userMapper;

    @PostMapping("reg")
    @ApiOperation("注册功能")
    @ApiOperationSupport(order = 10)
    public JsonResult reg(@Validated @RequestBody UserRegParam userRegParam){
        log.debug("userRegParam = " + userRegParam);
        int i = userMapper.selectByUsername(userRegParam.getUsername());
        if (i > 0){
            return new JsonResult(StatusCode.USERNAME_EXISTS);
        }
        User user = new User();
        BeanUtils.copyProperties(userRegParam, user);
        user.setCreateTime(new Date());
        userMapper.insertUser(user);

        return JsonResult.ok();
    }

    @PostMapping("login")
    @ApiOperation("登录功能")
    @ApiOperationSupport(order = 20)
    public JsonResult login(@RequestBody UserLoginParam userLoginParam, @ApiIgnore HttpSession session){
        log.debug("userLoginParam = " + userLoginParam);
        UserVO userVO = userMapper.selectByUsernameAndPassword(userLoginParam);
        if (userVO == null){
            return new JsonResult(StatusCode.USERNAME_PASSWORD_ERROR);
        }
        session.setAttribute("user", userVO);
        return JsonResult.ok(userVO);
    }

    /**
     * 3.获取当前用户功能
     */
    @GetMapping("currentUser")
    @ApiOperation("获取当前用户功能")
    @ApiOperationSupport(order = 30)
    public JsonResult currentUser(@ApiIgnore HttpSession session){
        UserVO userVO = (UserVO) session.getAttribute("user");

        return JsonResult.ok(userVO);
    }

    /**
     * 4.退出登录功能
     */
    @GetMapping("logout")
    @ApiOperation("退出登录功能")
    @ApiOperationSupport(order = 40)
    public void logout(@ApiIgnore HttpSession session){
        session.removeAttribute("user");
    }
}














